MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 665596162e2fbd017fb44dc510ea898db681c9c92ef416369fb2869cfd61ed78. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Stealc


Vendor detections: 16


Intelligence 16 IOCs YARA 1 File information Comments
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SHA256 hash: 665596162e2fbd017fb44dc510ea898db681c9c92ef416369fb2869cfd61ed78
SHA3-384 hash: 4c4fa58247a4480f7633cf338f749d922ab641306186f2c25acce0c724dadd3c68610b47f8f2dd786a01cac204a98bbf
SHA1 hash: 41fd1ab70b2ab449460d94de741bf62520eef660
MD5 hash: 3c0fdc03af4ee57e1fb552f41e86cfba
humanhash: autumn-rugby-sodium-emma
File name:file
Download: download sample
Signature Stealc
Create hunting rule
File size:1'771'008 bytes
First seen:2024-11-25 15:20:03 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep 24576:ZyjfWfvqiAbs0Iwm2o9qAcu+3msqun5CxRJKF/VRSvIAz1W1+HZZzd:vXqBU7c13J5CxR+N+IAzJfz
Threatray 1 similar samples on MalwareBazaar
TLSH T1108533327BF3DC1DE8ED5778282B5C911B3C2AA6AD1854B20646176E93FB3401BC65BC
TrID 27.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
20.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
18.6% (.EXE) Win32 Executable (generic) (4504/4/1)
8.5% (.ICL) Windows Icons Library (generic) (2059/9)
8.3% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter Bitsight
Tags:exe Stealc


Avatar
Bitsight
url: http://185.215.113.16/steam/random.exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
373
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-11-25 15:20:27 UTC
Tags:
loader lumma themida stealer stealc
Link:
https://app.any.run/tasks/c5db10c1-481b-4dda-bea3-c8077e603455

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.TrojanX-gen.18151.24314.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=674495e1b31374f0983451cb
Tags:
autorun autoit spam lien
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Searching for analyzing tools
Running batch commands
Creating a process with a hidden window
Launching a process
Connection attempt to an infection source
Sending an HTTP GET request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
microsoft_visual_cc packed packed packer_detected
Link:
https://www.filescan.io/uploads/674495e9426b648292f41973/reports/64191419-fe0a-4249-a085-ce43be859343/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/665596162e2fbd017fb44dc510ea898db681c9c92ef416369fb2869cfd61ed78
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/552a74b6-78b1-4eaa-b117-4f934e7f56e9
Result
Threat name:
Stealc, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1562490
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Attempt to bypass Chrome Application-Bound Encryption
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Hides threads from debuggers
Machine Learning detection for sample
Monitors registry run keys for changes
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Suricata IDS alerts for network traffic
Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to detect virtualization through RDTSC time measurements
Tries to evade debugger and weak emulator (self modifying code)
Tries to harvest and steal Bitcoin Wallet information
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Crypto Currency Wallets
Tries to steal Mail credentials (via file / registry access)
Yara detected Powershell download and execute
Yara detected Stealc
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1562490 Sample: file.exe Startdate: 25/11/2024 Architecture: WINDOWS Score: 100 48 deff.nelreports.net 2->48 66 Suricata IDS alerts for network traffic 2->66 68 Found malware configuration 2->68 70 Antivirus detection for URL or domain 2->70 72 9 other signatures 2->72 8 file.exe 36 2->8         started        13 msedge.exe 67 628 2->13         started        signatures3 process4 dnsIp5 60 185.215.113.16, 49889, 80 WHOLESALECONNECTIONSNL Portugal 8->60 62 185.215.113.206, 49704, 49720, 49765 WHOLESALECONNECTIONSNL Portugal 8->62 64 127.0.0.1 unknown unknown 8->64 38 C:\Users\user\AppData\...\vcruntime140[1].dll, PE32 8->38 dropped 40 C:\Users\user\AppData\...\softokn3[1].dll, PE32 8->40 dropped 42 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 8->42 dropped 44 9 other files (none is malicious) 8->44 dropped 74 Detected unpacking (changes PE section rights) 8->74 76 Attempt to bypass Chrome Application-Bound Encryption 8->76 78 Tries to detect sandboxes and other dynamic analysis tools (window names) 8->78 80 11 other signatures 8->80 15 msedge.exe 2 10 8->15         started        18 chrome.exe 8 8->18         started        21 cmd.exe 8->21         started        23 msedge.exe 13->23         started        25 msedge.exe 13->25         started        27 msedge.exe 13->27         started        29 msedge.exe 13->29         started        file6 signatures7 process8 dnsIp9 82 Monitors registry run keys for changes 15->82 31 msedge.exe 15->31         started        50 192.168.2.5, 443, 49703, 49704 unknown unknown 18->50 52 239.255.255.250 unknown Reserved 18->52 33 chrome.exe 18->33         started        36 conhost.exe 21->36         started        54 18.164.116.57, 443, 49855 MIT-GATEWAYSUS United States 23->54 56 13.107.246.40, 443, 49818, 49819 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 23->56 58 24 other IPs or domains 23->58 signatures10 process11 dnsIp12 46 www.google.com 142.250.181.68, 443, 49708, 49711 GOOGLEUS United States 33->46
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/665596162e2fbd017fb44dc510ea898db681c9c92ef416369fb2869cfd61ed78
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/665596162e2fbd017fb44dc510ea898db681c9c92ef416369fb2869cfd61ed78/
Threat name:
Win32.Trojan.Stealerc
Create hunting rule
Status:
Malicious
First seen:
2024-11-25 15:21:06 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
27 of 38 (71.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mzkzmfrof66qc75ujxcrb2ujrw3idsojf32bmnu7wkdjz7lb5v4a._file
Verdict:
malicious
Label(s):
stealc
Create hunting rule
Similar samples:
665596162e2fbd017fb44dc510ea898db681c9c92ef416369fb2869cfd61ed78
Stealc
error
Stealc
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:stealc botnet:mars discovery evasion stealer
Link:
https://tria.ge/reports/241125-sqsexazjdp/
Behaviour
Suspicious behavior: EnumeratesProcesses
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks BIOS information in registry
Identifies Wine through registry keys
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Stealc
Stealc family
Malware Config
C2 Extraction:
http://185.215.113.206
Verdict:
Suspicious
Tags:
Stealc Stealer
YARA:
n/a
Link:
https://app.threat.zone/submission/ea39bd5f-5f37-4383-b057-fffe998e3f8b
Unpacked files
SH256 hash:
f6a5b51d1b2e086f5a32f2abe268e08c4e6d1a9e8b0798c75137889a07b86684
MD5 hash:
68a89a91b70bd87833ff62f2578375cd
SHA1 hash:
9b6e1f3413b8ebe61e271fa0028104f59062df02
Detections:
win_stealc_w0
Create hunting rule
win_stealc_a0
Create hunting rule
Link:
https://www.unpac.me/results/88f8a35a-c625-435b-8834-0fadc5e4126c/
SH256 hash:
665596162e2fbd017fb44dc510ea898db681c9c92ef416369fb2869cfd61ed78
MD5 hash:
3c0fdc03af4ee57e1fb552f41e86cfba
SHA1 hash:
41fd1ab70b2ab449460d94de741bf62520eef660
Link:
https://www.unpac.me/results/88f8a35a-c625-435b-8834-0fadc5e4126c/
Malware family:
Amadey
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/665596162e2f/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/665596162e2fbd017fb44dc510ea898db681c9c92ef416369fb2869cfd61ed78

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Stealc

Executable exe 665596162e2fbd017fb44dc510ea898db681c9c92ef416369fb2869cfd61ed78

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3273391/
  
URLhaus
https://urlhaus.abuse.ch/url/3284801/
  
URLhaus
https://urlhaus.abuse.ch/url/3079150/
  
URLhaus
https://urlhaus.abuse.ch/url/3279845/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical

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